245663840

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49529}}^1$

素因数の和:49575

約数の個数: 48

約数和(自身を含む): 599114880

約数和(自身を除く): 353451040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 49529, 99058, 198116, 247645, 396232, 495290, 792464, 990580, 1535399, 1584928, 1981160, 3070798, 3962320, 6141596, 7676995, 7924640, 12283192, 15353990, 24566384, 30707980, 49132768, 61415960, 122831920, 245663840]

約数ペア:

[(1, 245663840), (2, 122831920), (4, 61415960), (5, 49132768), (8, 30707980), (10, 24566384), (16, 15353990), (20, 12283192), (31, 7924640), (32, 7676995), (40, 6141596), (62, 3962320), (80, 3070798), (124, 1981160), (155, 1584928), (160, 1535399), (248, 990580), (310, 792464), (496, 495290), (620, 396232), (992, 247645), (1240, 198116), (2480, 99058), (4960, 49529)]